Static structures (e.g. – buildings) – Openwork; e.g. – truss – trellis – grille – screen – frame – or... – Spacer-positioner; e.g. – rebar chair
Patent
1992-01-27
1993-06-08
Chilcot, Jr., Richard E.
Static structures (e.g., buildings)
Openwork; e.g., truss, trellis, grille, screen, frame, or...
Spacer-positioner; e.g., rebar chair
52684, 52688, E04C 516
Patent
active
052168662
ABSTRACT:
This invention is a rebar spacer device which is used to set the rebar without using a tape. The device has an L-shaped track with scribe marks at pre-determined intervals on the top. The track further has integral upper and lower rails which have elongated cut-out on the edge. A plurality of rebar holder slidingly engaged to the track wherein each holder has clamping section for securing the rebar in place; Each holder further has grooves on the top and bottom portions wherein the grooves are complimentary to the upper and lower rails and mate with these rails when the rebar holders are mounted on the track.
REFERENCES:
patent: 1602649 (1926-10-01), Chappell
patent: 4803825 (1989-02-01), Wheeler
patent: 4866903 (1989-09-01), Ferstay
Chilcot Jr. Richard E.
Ekedal David R.
Mai Lan M.
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